Ansible is a radically simple IT automation platform that makes your applications and systems easier to deploy. Avoid writing scripts or custom code to deploy and update your applications— automate in a language that approaches plain English, using SSH, with no agents to install on remote systems.

Collection of script used to setup a virtual machine on first boot and to manage the dynamic resources during the life of the virtual machine: adding/removing memory or CPU, attaching/detaching disk or network interfaces